diff options
Diffstat (limited to 'arch/arm/boot/dts/bcm2835-rpi-zero-w.dts')
| -rw-r--r-- | arch/arm/boot/dts/bcm2835-rpi-zero-w.dts | 70 |
1 files changed, 36 insertions, 34 deletions
diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts index ba0167df6c5f..596bb1ef994e 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-zero-w.dts @@ -7,26 +7,31 @@ #include "bcm2835.dtsi" #include "bcm2835-rpi.dtsi" #include "bcm283x-rpi-usb-otg.dtsi" +#include "bcm283x-rpi-wifi-bt.dtsi" / { compatible = "raspberrypi,model-zero-w", "brcm,bcm2835"; model = "Raspberry Pi Zero W"; + memory@0 { + device_type = "memory"; + reg = <0 0x20000000>; + }; + chosen { /* 8250 auxiliary UART instead of pl011 */ stdout-path = "serial1:115200n8"; }; leds { - act { - gpios = <&gpio 47 GPIO_ACTIVE_HIGH>; + led-act { + gpios = <&gpio 47 GPIO_ACTIVE_LOW>; }; }; +}; - wifi_pwrseq: wifi-pwrseq { - compatible = "mmc-pwrseq-simple"; - reset-gpios = <&gpio 41 GPIO_ACTIVE_LOW>; - }; +&bt { + shutdown-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>; }; &gpio { @@ -34,7 +39,6 @@ * This is based on the official GPU firmware DT blob. * * Legend: - * "NC" = not connected (no rail from the SoC) * "FOO" = GPIO line named "FOO" on the schematic * "FOO_N" = GPIO line named "FOO" on schematic, active low */ @@ -69,19 +73,21 @@ "GPIO27", "SDA0", "SCL0", - "NC", /* GPIO30 */ - "NC", /* GPIO31 */ - "NC", /* GPIO32 */ - "NC", /* GPIO33 */ - "NC", /* GPIO34 */ - "NC", /* GPIO35 */ - "NC", /* GPIO36 */ - "NC", /* GPIO37 */ - "NC", /* GPIO38 */ - "NC", /* GPIO39 */ + /* Used by BT module */ + "CTS0", + "RTS0", + "TXD0", + "RXD0", + /* Used by Wifi */ + "SD1_CLK", + "SD1_CMD", + "SD1_DATA0", + "SD1_DATA1", + "SD1_DATA2", + "SD1_DATA3", "CAM_GPIO1", /* GPIO40 */ "WL_ON", /* GPIO41 */ - "NC", /* GPIO42 */ + "", /* GPIO42 */ "WIFI_CLK", /* GPIO43 */ "CAM_GPIO0", /* GPIO44 */ "BT_ON", /* GPIO45 */ @@ -100,32 +106,24 @@ &hdmi { hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; + power-domains = <&power RPI_POWER_DOMAIN_HDMI>; + status = "okay"; }; &sdhci { - #address-cells = <1>; - #size-cells = <0>; pinctrl-0 = <&emmc_gpio34 &gpclk2_gpio43>; - mmc-pwrseq = <&wifi_pwrseq>; - non-removable; - status = "okay"; +}; - brcmf: wifi@1 { - reg = <1>; - compatible = "brcm,bcm4329-fmac"; - }; +&sdhost { + pinctrl-names = "default"; + pinctrl-0 = <&sdhost_gpio48>; + bus-width = <4>; + status = "okay"; }; &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_gpio32 &uart0_ctsrts_gpio30>; - status = "okay"; - - bluetooth { - compatible = "brcm,bcm43438-bt"; - max-speed = <2000000>; - shutdown-gpios = <&gpio 45 GPIO_ACTIVE_HIGH>; - }; }; &uart1 { @@ -133,3 +131,7 @@ pinctrl-0 = <&uart1_gpio14>; status = "okay"; }; + +&wifi_pwrseq { + reset-gpios = <&gpio 41 GPIO_ACTIVE_LOW>; +}; |